I am trying to do the exact same thing and am having the exact same result (or lack there of). I have the White Paper from Niles on the protocol and gave it a shot for two days last week. I even tried using hyper-terminal to check for responses but got nothing there as well. I will try more and post results (if any) later.
The only time Microsoft will make something that doesn't suck is when they start making vacuums
